We have chosen to talk about HTTPS first, because these trunks are the most used by UAG customers and because, well, HTTP trunks are as easy as pie. Creating an HTTPS trunk is not difficult but, before going there, you need to have a certificate, and this can make your whole day rainy.
The HTTPS protocol provides better security as it encrypts the traffic between the user and the server. This is an age old protocol that has stood the test of time well, but it may still be a bit challenging to use, because just like real-life certificates, digital ones can't just be handed out by anyone. Many books have been written about PKI (public key infrastructure), so we won't go into much detail about it, but it's important to understand the basics, so here goes.
Encryption is based on a simple concept. You want to send data to someone without anyone else being able to read it. You take the data, and change it in a way that only you and the future recipient know. If that...